.bookContainer {
    width: 80%;
    max-width: 1200px;
    margin: 2em auto;
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    padding: 20px;
}

.bookContainer h2 {
    text-align: center;
    font-weight: bold;
    margin-bottom: 1em;
    color: #333;
}

.btn-outline-info {
    margin-left: 10px;
    border-color: #17a2b8;
    color: #17a2b8;
    transition: 0.3s;
}

.btn-outline-info:hover {
    background-color: #17a2b8;
    color: #fff;
}

.navbar-justify-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.book-select {
    transform: scale(1.2);
    cursor: pointer;
}

.pagination {
    margin-top: 20px;
}

.page-link {
    color: #17a2b8;
    border-radius: 5px;
    transition: 0.3s;
}

.page-link:hover {
    background-color: #17a2b8;
    color: #fff;
}

.page-item.active .page-link {
    z-index: 3;
    color: #fff;
    background-color: #17a2b8;
    border-color: #17a2b8;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    border-radius: 10px;
    overflow: hidden;
    background: #f9f9f9;
}

table thead tr {
    background: linear-gradient(to right, #4facfe, #00f2fe);
    color: #fff;
    text-transform: uppercase;
}

th, td {
    border: 1px solid #ddd;
    text-align: center;
    padding: 15px;
    font-size: 14px;
}

table tbody tr:nth-child(odd) {
    background-color: #f1f5f9;
}

table tbody tr:hover {
    background: rgba(79, 172, 254, 0.1);
}

table .op {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.op a {
    color: #17a2b8;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s;
}

.op a:hover {
    color: #0056b3;
}

.width100 {
    width: 100px;
}

.width200 {
    width: 200px;
}
